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What is Prevacid?

Prevacid and the generic alternative lansoprazole is a medication used to treat and to prevent stomach and intestinal ulcers, erosive esophagitis and other conditions stemming from excessive stomach acid. Lansoprazole works by decreasing the amount of acid which is produced in the stomach.

Always read the patient information and instructions carefully before using this medication.

• Prevacid is taken orally before a meal and is typically prescribed to be taken once a day.
• Your Prevacid dosage is based on your medical condition, response to treatment and weight. Do not change or increase your Prevacid dosage unless advised by a doctor.
• Handle Prevacid tablets with dry hands. Place the tablet on your tongue and allow it to disintegrate before swallowing the remaining particles with or without water. It should take less than a minute to dissolve.
• Do not crush, chew or break the tablets. If you are unable to swallow the tablet, ask your doctor about taking it as an oral syringe.
• If you are also taking sucralfate, take Prevacid at least 30 minutes beforehand.
• Lansoprazole is most effective when it is taken regularly. Try to take this medication at the same time each day.
• Continue taking Prevacid for the prescribed amount of time, even if you feel better. Speak to your doctor if your condition persists or worsens.

Make sure to tell your doctor and pharmacist:

• If you have any drug allergies.
• Which other prescription and non-prescription medications you currently take.
• Your medical history especially of lupus or liver disease.
• If you are breast feeding.

Also be aware that:

• This medication may contain aspartame.
• Proton pump inhibitors such as lansoprazole may increase your risk of bone fractures, especially when taken for a longer time.
• Older adults may be more sensitive to the side effects of Prevacid, particularly bone loss or fractures.
• This medication should only be taken when clearly needed during pregnancy.

Common Prevacid side effects may include but are not limited to:

• Nausea, stomach pain, diarrhea or constipation.
• Headaches.

Contact your doctor if you experience any of the following side effects of lansoprazole:

• Severe stomach pain.
• Watery or bloody diarrhea.
• New or unusual pain in your wrist, back hip or thigh.
• Seizures.
• Signs of a kidney problem such as little, no or bloody urination, swelling or rapid weight gain.
• Signs of low magnesium such as dizziness, fast or irregular heart rate, tremors or jerking muscle movements, feeling jittery, muscle cramps, muscle spasms in your hands or feet, coughing or a choking feeling.
• New or worsening symptoms of lupus such as joint pain or rashes on your cheeks or arms which worsen in sunlight.
• Signs of an allergic reaction such as hives, difficulty breathing or a swelling of your face, lips or throat.

Q: How long does it take Prevacid to dissolve?

A: Place Prevacid on your tongue. It should dissolve in less than one minute.

Q: What should I do if I miss a dose of Prevacid?

A: Take your missed dose as soon as you remember. If it is almost time for your next dose then skip the missed dose. Do not take a double dose to make up for a missed dose.